8E9O

Crystal structure of E. coli aspartate aminotransferase mutant VFIY bound to maleic acid at 278 K

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Aspartate aminotransferase	polymer	406	44855.6	2	UniProt (P00509) Pfam (PF00155) In PDB	Escherichia coli	AspAT,Transaminase A
2	A, B	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP)
3	A, B	MALEIC ACID	non-polymer		116.1	2	Chemie (MAE)
4		water	water		18.0	376	Chemie (HOH)

Sequence modifications

A, B: 2 - 396 (UniProt: P00509)

PDB	External Database	Details
Met -9	-	initiating methionine
Ala -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
Val -1	-	expression tag
Gly 0	-	expression tag
Thr 1	-	expression tag
Phe 37	Lys 37	engineered mutation
Ile 43	Thr 43	engineered mutation
Tyr 64	Asn 64	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	89711.1
Non-Polymers*	Number of molecules	4
	Total formula weight	726.4
All*	Total formula weight	90437.6

*Water molecules are not included.